.. I understand why they do it, but I just wish tournament paintball could have seen the light and realized they need to create something that was more sustainable....

I recall more than few owners saying "not worth the effort" when they pulled the plugs on their air ball fields. e.g, "more sustainable" might be a hair misleading. maybe lower maintenance, less head-ache, easier to manage, self-sustaining, less-disruptive etc.. ooops - I think we may be headed OT. My B.